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Finding the Third Proportional to 144,122.63 and 306,956.25

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Solution

The third proportional to 144,122.63 and 306,956.25 is: 653,763.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,122.63 : 306,956.25 = 306,956.25 : x
  2. Step 2: Convert to fraction form
    144,122.63/306,956.25 = 306,956.25/x
  3. Step 3: Cross multiply
    144,122.63x = 306,956.25 × 306,956.25
  4. Step 4: Simplify right side
    144,122.63x = 94,222,139,414.06
  5. Step 5: Solve for x
    x = 94,222,139,414.06/144,122.63
  6. Step 6: Final answer
    x = 653,763.69

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.